Yes you can remap keys, choose different ones etc. Change controllers, and remap what they do etc.
It's a WW1 total conversion for CFS3. Check the website feature list and see but we've changed it so much and improved many things including AI.
There are 100's of Aces in the sim, we have over 3200 aircraft textures, many of which are Aces !
Please have a look at the feature list here may give you an idea...
http://www.overflandersfields.com/ click on Features button.
Also there are several movies, to give you an further view